Irmgard, Frankish abbess
Irmgard of Chiemsee (German: Selige Irmgard, also Irmengard; c. 831/833 – 16 July 866), a member of the Carolingian dynasty, was the second daughter of King Louis the German and his wife Hemma. She was the first abbess of Frauenwörth abbey from 857 until her death.